WO2022048473A1

WO2022048473A1 - Display panel, display apparatus, and electronic device

Info

Publication number: WO2022048473A1
Application number: PCT/CN2021/114314
Authority: WO
Inventors: 孙舟; 何小祥; 张海裕; 卓海杰; 黄杰文; 蒋乾波; 黄加紫
Original assignee: Oppo广东移动通信有限公司
Priority date: 2020-09-01
Filing date: 2021-08-24
Publication date: 2022-03-10
Also published as: EP4207148A4; CN112037704B; EP4207148A1; CN112037704A; US20230225170A1

Abstract

A display panel, a display apparatus, and a display device. The display panel comprises: a first display region (100) and a second display region (200), where the first display region (100) has a plurality of first pixel units (110); the second display region (200) has a plurality of second pixel units (210) and compensation pixel units (300), the pixel density of the first display region (100) is greater than the pixel density of the second display region (200), the first display region (100) and the second display region (200) are connected, the compensation pixel units (300) are arranged at an area between the second display region (200) and the first display region (100), and the compensation pixel units (300) are used for compensating a color difference of the first display region (100) and the second display region (200). The present invention facilitates truly implementing full-screen displaying for a display panel.

Description

Display panels, display devices and electronic equipment

cross reference

The present disclosure claims priority to a Chinese patent application with application number 202010905906.3, filed on September 1, 2020, entitled "Display Panel and Electronic Device", the entire contents of which are incorporated herein by reference in their entirety.

technical field

The present disclosure relates to the technical field of electronic devices, and in particular, to a display panel, a display device, and an electronic device.

Background technique

With the development and progress of technology, the full screen is more and more widely used in all kinds of terminal equipment, but for terminal equipment with front camera, due to the need to consider the installation of the front camera, the current mobile phone or other mobile terminal equipment It is difficult to achieve a full screen in the true sense. Therefore, how to truly realize the coexistence of the full screen and the front camera is an urgent problem to be solved at present.

It should be noted that the information disclosed in the above Background section is only for enhancement of understanding of the background of the present disclosure, and therefore may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.

public content

The purpose of the present disclosure is to provide a display panel, a display device and an electronic device, so as to solve one or more problems caused by the defects of the related art at least to a certain extent.

According to a first aspect of the present disclosure, there is provided a display panel including:

a first display area, the first display area has a plurality of first pixel units;

The second display area, the second display area has a plurality of second pixel units and compensation pixel units, the pixel density of the first display area is greater than the pixel density of the second display area, the first display area and the second display area The display areas are connected to each other, the compensation pixel unit is arranged in the area between the second display area and the first display area, and the compensation pixel unit is used to compensate the first display area and the second display area. The color difference of the display area.

According to a second aspect of the present disclosure, there is provided a display device, wherein the display device includes:

the above-mentioned display panel;

The transparent cover plate is arranged on the light-emitting side of the display panel.

According to a third aspect of the present disclosure, there is provided an electronic device including the above-mentioned display device.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not limiting of the present application.

Description of drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description serve to explain the principles of the disclosure. Obviously, the drawings in the following description are only some embodiments of the present disclosure, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 is a schematic diagram of pixel distribution of a first display panel according to an exemplary embodiment of the present disclosure.

FIG. 2 is a schematic diagram of pixel distribution of a second type of display panel provided by an exemplary embodiment of the present disclosure.

FIG. 3 is a partial enlarged view of A in FIG. 2 .

FIG. 4 is a partial enlarged view of B in FIG. 2 .

FIG. 5 is a schematic diagram of pixel distribution of a third display panel according to an exemplary embodiment of the present disclosure.

FIG. 6 is a schematic diagram of a display panel according to an exemplary embodiment of the present disclosure.

FIG. 7 is a schematic diagram of another display panel provided by an exemplary embodiment of the present disclosure.

FIG. 8 is a schematic diagram of an electronic device according to an exemplary embodiment of the present disclosure.

detailed description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments, however, can be embodied in various forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed descriptions will be omitted.

Although relative terms such as "upper" and "lower" are used in this specification to describe the relative relationship of one component of an icon to another component, these terms are used in this specification only for convenience, such as according to the direction of the example described. It will be appreciated that if the device of the icon is turned upside down, the components described as "on" will become the components on "bottom". When a certain structure is "on" other structures, it may mean that a certain structure is integrally formed on other structures, or that a certain structure is "directly" arranged on other structures, or that a certain structure is "indirectly" arranged on another structure through another structure. other structures.

An exemplary embodiment of the present disclosure first provides a display panel. As shown in FIG. 1 , the display panel includes a first display area 100 and a second display area 200 , and the first display area 100 has a plurality of first pixel units 110 ; The second display area 200 has a plurality of second pixel units 210 and a plurality of compensation pixel units 300, the pixel density of the first image display area 100 is greater than that of the second display area 200, the first display area 100 and the second display area 200 are connected, and a compensation pixel unit 300 is provided in the area between the second display area 200 and the first display area 100 (the junction of the second display area 200 and the first display area 100 ), and the compensation pixel unit 300 is used for compensation The color difference between the first display area 100 and the second display area 200 .

An embodiment of the present disclosure provides a display panel, the display panel has a first display area 100 and a second display area 200, the first display area 100 has a plurality of first pixel units 110, and the first pixel unit 110 includes a plurality of sub-pixels, The second display area 200 has a plurality of second pixel units 210, the pixel density of the first display area is greater than that of the second display area, and a blank area can be formed in the second display area 200, and the blank area can be used for arranging transparent The light unit is used to realize the light input of the under-screen camera module, which not only takes into account the light input of the under-screen camera module but also the display of the second display area 200, which is beneficial to realize the full-screen display of the display panel in a true sense. And by disposing the compensation pixel unit 300 at the junction of the first display area 100 and the second display area 200 , the problem of chromatic aberration in the first display area 100 and the second display area 200 can be solved.

The display panel provided by the embodiments of the present disclosure will be described in detail below:

The display panel includes a first display area 100 and a second display area 200, the first display area 100 has a plurality of first pixel units 110, the first pixel unit 110 includes a plurality of sub-pixels; the second display area 200 has a plurality of second pixels unit 210, the second pixel unit 210 includes a plurality of sub-pixels, the number of sub-pixels in the second pixel unit 210 is smaller than the number of sub-pixels in the first pixel unit 110, and the pixel density of the first display area is greater than that of the second display area pixel density.

In the embodiment of the present disclosure, the first display area 100 in the display panel may be a normal display area, and the second display area 200 may be an area corresponding to the under-screen camera. A plurality of first pixel units 110 are distributed in an array in the first display area 100 , and a plurality of second pixel units 210 are distributed in an array in the second display area 200 .

The first pixel unit 110 may include a plurality of sub-pixels, the second pixel unit 210 may include a plurality of sub-pixels, and the number of sub-pixels in the first pixel unit 110 is greater than the number of sub-pixels in the second pixel unit 210 .

For example, as shown in FIG. 2 , the first pixel unit 110 may include one first sub-pixel 111 , two second sub-pixels 112 and one third sub-pixel 113 . The second pixel unit 210 includes a first sub-pixel 111 , a second sub-pixel 112 and a third sub-pixel 113 .

The first sub-pixel 111 may be a red sub-pixel (R), the second sub-pixel 112 may be a green sub-pixel (G), and the third sub-pixel 113 may be a blue sub-pixel (B). As shown in FIG. 3 , the arrangement of sub-pixels in the first pixel unit 110 may be RGBG and BGRG, and the arrangement of sub-pixels in the second pixel unit 210 may be RGB and BGR. Of course, in practical applications, the colors of the sub-pixels may be other colors, and the embodiments of the present disclosure are not limited thereto. For example, the second sub-pixel 112 may be a yellow sub-pixel (Y). In this case, the arrangement of the sub-pixels in the first pixel unit 110 may be RYBY and BYRY, and the arrangement of the sub-pixels in the second pixel unit 210 It can be the way of RYB and BYR, etc.

A plurality of first pixel units 110 are arranged in an array in the first display area 100 , that is, the first display area 100 includes a plurality of rows of first pixel units 110 , wherein the odd (2n−1, n is a positive integer) row is the first pixel unit 110 . The first sub-pixel 111 in the first pixel unit 110 in a pixel unit 110 is located on the first side of the third sub-pixel 113, and the first pixel units 110 in the first pixel unit 110 in an even (2n, n is a positive integer) row The first subpixel 111 is located on the second side of the third subpixel 113 , and the first side and the second side are opposite; the second subpixel 112 is located between the first subpixel 111 and the third subpixel 113 .

For example, the red sub-pixel is the first sub-pixel 111 , the green sub-pixel is the second sub-pixel 112 , and the blue sub-pixel is the third sub-pixel 113 . A row of first pixel units 110 in the first display area 100 near the top of the display panel is the first row of first pixel units. The arrangement of sub-pixels in the odd-numbered row first pixel units 110 may be RGBG. The red sub-pixel is arranged on the left side of the blue sub-pixel, and the centers of the red sub-pixel and the blue sub-pixel are located on the same row direction line. The centers of the two green sub-pixels are located on the same row direction line and are not collinear with the centers of the red sub-pixels and the blue sub-pixels, and the two green sub-pixels are respectively located on both sides of the column direction center line of the blue sub-pixels.

The arrangement of the sub-pixels in the first pixel unit 110 of the even-numbered rows may be a BGRG manner. The red sub-pixel is arranged on the right side of the blue sub-pixel, and the centers of the red sub-pixel and the blue sub-pixel are located on the same row direction line. The centers of the two green sub-pixels are located on the same row direction line and are not collinear with the centers of the red sub-pixels and the blue sub-pixels, and the two green sub-pixels are respectively located on both sides of the column direction center line of the blue sub-pixels. Wherein, in the embodiments of the present disclosure, as shown in the figures, the H direction is the row direction, and the L direction is the column direction.

The second display area 200 may have a rectangular structure. The first display area 100 includes a first sub-display area 11 and a second sub-display area 12. The first sub-display area 11 and the second sub-display area 12 are located in the second display area 200, respectively. both sides of the row direction. A plurality of first compensation pixel units 310 distributed along the column direction are arranged between the first sub-display area 11 and the second display area 200 , and between the second sub-display area 12 and the second display area 200 are arranged along the column direction. A plurality of second compensation pixel units 320 .

The first compensation pixel unit 310 and the second compensation pixel unit 320 can solve the problem of color shift and color difference at the junction of the second display area 200 and the first display area 100, and can solve the second display area 200 (camera area under the screen) The screen window effect can improve the display quality of the display panel.

In a feasible implementation manner of the present disclosure, as shown in FIG. 2 , the second display area 200 is distributed with multiple rows of second pixel units 210 . In the second pixel unit 210 in a row close to the first sub-display area 11, the first sub-pixel 111 is closer to the first sub-display area than the third sub-pixel 113 in the same second pixel unit 210; The first sub-pixel 111 in a row of second pixel units 210 in the sub-display area 12 is closer to the second sub-display area 12 than the third sub-pixel 113 in the same second pixel unit 210 .

The column counting starts from the first sub-display area 10 to the second sub-display area 20, and the sub-pixel unit of each second pixel unit 210 in the plurality of second pixel units 210 from the first column to the penultimate column distribution is consistent.

By arranging the first sub-pixel 111 in the same second pixel unit 210 in a column close to the first sub-display area 11 to the third sub-pixel 113 closer to the first sub-display area, In the same second pixel unit 210 in one column, the first sub-pixel 111 is located in the third sub-pixel 113 closer to the second sub-display area 12, and the second pixel units 210 in odd (2i-1) columns and the even (2i) columns The second pixel units 210 are staggered and distributed, and further, the second pixel units 210 of the odd (2i-1) columns and the second pixel units 210 of the even (2i) columns are not aligned in the row direction. The color uniformity of the second display area.

For example, the sub-pixels of the second pixel unit 210 in a column close to the first sub-display area 11 may be arranged in an RGB manner. The red sub-pixel is the first sub-pixel 111 , the green sub-pixel is the second sub-pixel 112 , and the blue sub-pixel is the third sub-pixel 113 . The red sub-pixel is disposed on the left side of the blue sub-pixel, and the centers of the red sub-pixel and the blue sub-pixel are located on the same row direction line. The green sub-pixel is disposed below the left side of the blue sub-pixel, and the green sub-pixel is disposed below the right side of the blue sub-pixel. The blue sub-pixels in a column of second pixel units 210 close to the second sub-display area 12 are located on the side of the red pixel unit close to the first sub-display area 11, and the green sub-pixels are located on the left side of the blue sub-pixels below.

On this basis, the first compensation pixel unit 310 includes the third sub-pixel 113 , and the third sub-pixel 113 is disposed in the area between the second display area 200 and the first sub-display area 11 . The number of the compensation pixel units 300 in the column may be the same as the number of the second pixel units 210 in a column of the second display area 200 .

For example, the red sub-pixel is the first sub-pixel 111 , the green sub-pixel is the second sub-pixel 112 , and the blue sub-pixel is the third sub-pixel 113 . The first compensation pixel unit 310 may include blue sub-pixels, and the blue sub-pixels may be disposed in an area between the second display area 200 and the first sub-display area 11 . The column direction center line of the blue sub-pixel may coincide with the column direction center line of the red sub-pixel in the second pixel unit 210 in the first column, and the blue sub-pixel corresponds to the red sub-pixel in the second pixel unit 210 in the first column below the subpixel.

As shown in FIG. 4 , the second compensation pixel unit 320 includes two second sub-pixels 112 and one third sub-pixel 113 . In the same second compensation pixel unit 320, the second sub-pixel 112 is located on the side of the third sub-pixel 113 away from the first sub-display area 11, and the second compensation pixel unit 320 is arranged in the second display area 200 and the second sub-display area 12 junction area.

For example, the red sub-pixel is the first sub-pixel 111 , the green sub-pixel is the second sub-pixel 112 , and the blue sub-pixel is the third sub-pixel 113 . The second compensation pixel unit 320 may include one blue sub-pixel and two green sub-pixels. The blue sub-pixels are disposed on the side of the green sub-pixels away from the second sub-display area 12 , and the column-direction center lines of the blue sub-pixels coincide with the column-direction center lines of the red sub-pixels in the last column of second pixel units 210 . The number of the second compensation pixel units 320 is the same as the number of the second pixel units 210 in a column, and the blue sub-pixels are arranged below the corresponding red sub-pixels. A green sub-pixel is located at the upper right of the blue sub-pixel, and the center line of the green sub-pixel in the row direction coincides with the row-direction center line of the green sub-pixel in the last column of the second pixel unit 210, and another green sub-pixel is located in the blue sub-pixel. The bottom right of the color sub-pixel, and the row-direction center line of the green sub-pixel coincides with the row-direction center line of the green sub-pixel in the last column of the second pixel unit 210 .

Through the above-mentioned first compensation pixel unit 310 and second compensation pixel unit 320 , the sub-pixels on both sides of the second display area 200 can be arranged in the same manner, thereby reducing color shift and color difference in the second display area.

In another feasible implementation manner of the present disclosure, as shown in FIG. 5 , the second display area 200 is distributed with multiple columns of second pixel units 210 . The third sub-pixel 113 in the second pixel unit 210 in the odd (2i-1, i is a positive integer) column is located on the side of the first sub-pixel 111 away from the first sub-display area 11, and is located in the even (2i, i is The third sub-pixel 113 in the second pixel unit 210 in the column of positive integer) is located on the side of the first sub-pixel 111 close to the first sub-display area 11 . The second pixel units 210 of the odd-numbered columns and the second pixel units 210 of the even-numbered columns are alternately distributed, that is, the odd-numbered columns and the even-numbered columns are not aligned in the row direction, so as to increase color uniformity.

For example, the sub-pixels of the second pixel units 210 in odd columns may be arranged in an RGB manner. The red sub-pixel is disposed on the left side of the blue sub-pixel, and the centers of the red sub-pixel and the blue sub-pixel are located on the same row direction line. The green sub-pixel is disposed below the left side of the blue sub-pixel, and the green sub-pixel is disposed below the right side of the blue sub-pixel. The red sub-pixel is the first sub-pixel 111 , the green sub-pixel is the second sub-pixel 112 , and the blue sub-pixel is the third sub-pixel 113 .

On this basis, the first compensation pixel unit 310 includes a third sub-pixel 113 , and the third sub-pixel 113 is disposed in an area between the second display area 200 and the first sub-display area 11 . The number of the compensation pixel units 300 in the column may be the same as the number of the second pixel units 210 in a column of the second display area 200.

The second display area 200 has second pixel units 210 with even columns, and the second compensation pixel unit 320 includes second sub-pixels 112 and third sub-pixels 113 . In the second compensation pixel unit 320 , the second sub-pixel 112 is located on the side of the third sub-pixel 113 away from the first sub-display area 11 , and the second compensation pixel unit 320 is disposed in the second display area 200 and the second sub-display area 12 area in between.

For example, the red sub-pixel is the first sub-pixel 111 , the green sub-pixel is the second sub-pixel 112 , and the blue sub-pixel is the third sub-pixel 113 . The second compensation pixel unit 320 may include blue sub-pixels and green sub-pixels. The blue sub-pixels are disposed on the side of the green sub-pixels away from the second sub-display area 12 , and the column-direction center lines of the blue sub-pixels coincide with the column-direction center lines of the red sub-pixels in the last column of second pixel units 210 . The number of the second compensation pixel units 320 is the same as the number of the second pixel units 210 in a column, and the blue sub-pixels are arranged below the corresponding red sub-pixels. The green sub-pixel is located at the upper right of the blue sub-pixel, and the row-direction center line of the green sub-pixel coincides with the row-direction center line of the green sub-pixel in the last column of the second pixel unit 210 .

It should be noted that, in the multiple columns of second pixel units 210 in the second display area 200 in the embodiment of the present disclosure, the starting column of the column number is a column of second pixel units 210 adjacent to the first sub-display area 11 . . The second pixel unit 210 in the first column is adjacent to the first sub-display area 11 , and the second pixel unit 210 in the last column is adjacent to the second sub-display area 12 .

When the display panel is a display panel for an electronic device with an under-screen camera, the second display area 200 is provided with a plurality of light-transmitting units, which are used for transmitting external light to the under-screen camera for imaging. The plurality of light-transmitting units may be distributed alternately with the second pixel units 210 in the second display area 200 .

The first display area 100 surrounds the second display area 200 , for example, the second display area 200 may be a display area inside the first display area 100 . Alternatively, the second display area 200 may be disposed at the edge of the first display area 100 , for example, the second display area 200 is disposed on the top of the first display area 100 , and the first display area 100 partially surrounds the second display area 200 .

In the embodiment of the present disclosure, the pixel arrangement may be a diamond arrangement. The first sub-pixel 111 may be a diamond-shaped sub-pixel, the second sub-pixel 112 may be a diamond-shaped sub-pixel, and the third sub-pixel 113 may be a diamond-shaped sub-pixel. The area of the third sub-pixel 113 is larger than that of the first sub-pixel 111 , and the area of the third sub-pixel 113 is larger than that of the second sub-pixel 112 . The area of the first sub-pixel 111 may be the same as that of the second sub-pixel 112 . Of course, in practical applications, the first sub-pixel 111 , the second sub-pixel 112 , and the third sub-pixel 113 may also have other shapes, such as a rectangle, a triangle, or an ellipse, which are not limited to the embodiments of the present disclosure.

The pixel density of the first display area is greater than that of the second display area. For example, the pixel density of the second display area may be half of the pixel density of the first display area. Of course, in practical applications, the ratio of the second pixel density to the second pixel density may also be other values, which are not limited in this embodiment of the present disclosure.

The display panel provided by the embodiment of the present disclosure may be an OLED display panel. As shown in FIG. 6 , the display panel may include a substrate 101 , a driving circuit layer 102 , a pixel electrode layer 103 , a light emitting layer 104 , a common electrode layer 105 , a pixel definition layer (not shown in the figure), a cover plate 106 and the like. The driving circuit layer 102 is provided on the substrate 101, the pixel electrode layer 103 is provided on the side of the driving circuit layer 102 away from the substrate 101, the light-emitting layer 104 is provided on the side of the pixel circuit layer 103 away from the driving circuit layer 102, and the pixel definition layer surrounds the light-emitting layer The light emitting unit in 104 has an opening on the pixel definition layer, the light emitting unit is exposed to the opening, the common electrode 105 layer covers the light emitting unit and the pixel definition layer, and the cover plate 106 is provided on the side of the common electrode layer away from the driving circuit layer.

The light emitting layer 104 may include a first light emitting area and a second light emitting area, the first light emitting area and the first pixel area overlap, and the second light emitting area and the second pixel area overlap. The first light-emitting area may include a plurality of first light-emitting units, and the second light-emitting area may include a plurality of second light-emitting units. The first light-emitting unit corresponds to the first pixel unit 110 in the above-mentioned embodiment. The arrangement of a light-emitting area is the same as the arrangement of the first pixel units 110 in the first display area 100 . The second light-emitting unit corresponds to the second pixel unit 210 in the above embodiment, and the arrangement of the second light-emitting unit in the second light-emitting area is the same as the arrangement of the second pixel unit 210 in the second display area 200 . A first compensation light-emitting unit and a second compensation light-emitting unit may be provided on the adjacent two sides of the second light-emitting area and the first light-emitting area, respectively.

The first light-emitting unit may include a plurality of sub-light-emitting units, and each sub-light-emitting unit corresponds to a sub-pixel in the foregoing embodiment. The red sub-pixel corresponds to the red sub-light-emitting unit, the green sub-pixel corresponds to the green sub-light-emitting unit, and the blue sub-pixel corresponds to the blue sub-light-emitting unit. The shape and arrangement of the sub-light-emitting units are consistent with the corresponding sub-pixels. For example, the arrangement of the sub-light-emitting units in the first light-emitting unit may be RGBG and BGRG.

The second light-emitting unit may include a plurality of sub-light-emitting units, and each sub-light-emitting unit corresponds to a sub-pixel in the above embodiment. The red sub-pixel corresponds to the red sub-light-emitting unit, the green sub-pixel corresponds to the green sub-light-emitting unit, and the blue sub-pixel corresponds to the blue sub-light-emitting unit. The shape and arrangement of the sub-light-emitting units are consistent with the corresponding sub-pixels. For example, the arrangement of the sub-light-emitting units in the second light-emitting unit may be RGB and BGR. The first compensation light-emitting unit may include a blue sub-light-emitting unit, and the second compensation light-emitting unit may include a blue sub-light-emitting unit and a green sub-light-emitting unit.

The pixel electrode layer 103 includes a first electrode area and a second electrode area, the first electrode area and the first pixel area overlap, and the second electrode area and the second pixel area overlap. The first electrode area may include a plurality of first electrode units, the second electrode area may include a plurality of second electrode units, the first electrode units correspond to the first pixel units 110 in the above embodiments, and the first electrode units are in the The arrangement of an electrode region is the same as the arrangement of the first pixel units 110 in the first display region 100 . The second electrode unit corresponds to the second pixel unit 210 in the above embodiment, and the arrangement of the second electrode unit in the second electrode area is the same as the arrangement of the second pixel unit 210 in the second display area 200 . The second electrode area and the adjacent two sides of the first electrode area may be provided with a first compensation electrode unit and a second compensation electrode unit, respectively.

The first electrode unit may include a plurality of sub-electrode units, and each sub-electrode unit corresponds to a sub-pixel in the above embodiment. The red sub-pixel corresponds to the red sub-electrode unit, the green sub-pixel corresponds to the green sub-electrode unit, and the blue sub-pixel corresponds to the blue sub-electrode unit. The shape and arrangement of the sub-electrode units are consistent with the corresponding sub-pixels. For example, the arrangement manner of the sub-electrode units in the first electrode unit may be the manner of RGBG and BGRG.

The second electrode unit may include a plurality of sub-electrode units, and each sub-electrode unit corresponds to a sub-pixel in the above embodiment. The red sub-pixel corresponds to the red sub-electrode unit, the green sub-pixel corresponds to the green sub-electrode unit, and the blue sub-pixel corresponds to the blue sub-electrode unit. The shape and arrangement of the sub-electrode units are consistent with the corresponding sub-pixels. For example, the arrangement of the sub-electrode units in the second electrode unit may be RGB and BGR.

The pixel definition layer includes a first opening area and a second opening area, the first opening area and the first pixel area are overlapped, and the second opening area and the second pixel area are overlapped. A plurality of openings are opened in the first opening area, each opening corresponds to a sub-pixel, and the opening exposes the light-emitting unit. The second opening area is provided with pixel openings and light-transmitting openings, the pixel openings correspond to the sub-pixels in the second display area 200 , and the light-transmitting openings correspond to the light-transmitting units in the second display area 200 . The pixel openings and the light-transmitting openings are alternately distributed.

The driving circuit layer 102 is provided with a pixel driving circuit, and the pixel driving circuit includes a plurality of driving units. Each sub-pixel is correspondingly connected to a driving unit, and the driving unit is used for providing a driving signal for the sub-pixel. The driving unit may be correspondingly disposed below the sub-pixels, wherein the light-transmitting unit may not be provided with a driving unit in the projection area of the driving circuit layer, so as to increase the light transmittance of the light-transmitting unit.

It can be understood that the display panel may also be a liquid crystal display panel. As shown in FIG. 7 , the display panel may include a substrate 101, a backlight module 107, a driving circuit layer 102, a pixel electrode layer 103, a liquid crystal layer 108, a common electrode layer 105, a color filter layer (not shown in the figure), a black matrix (not shown in the figure) and the cover plate 106 and the like. The backlight module 107 can be arranged on the substrate 101, the driving circuit layer 102 is arranged on the side of the backlight module 107 away from the substrate 101, the pixel electrode layer 103 is arranged on the side of the driving circuit layer 102 away from the backlight module 107, and the liquid crystal layer 108 is arranged on the side of the driving circuit layer 102 away from the backlight module 107. The pixel electrode layer 103 is located on the side away from the driving circuit layer 102, the common electrode layer 105 is located on the side of the liquid crystal layer 108 away from the pixel electrode layer 103, and the color filter layer is located on the side of the common electrode layer 105 away from the liquid crystal layer. There is a color pattern in the middle, the black matrix layer surrounds the color pattern, and the cover plate 106 is arranged on the side of the color filter layer away from the common electrode layer 105 .

The color filter layer is provided with color patterns, and the color filter layer may include a first pattern area and a second pattern area. A plurality of color first pattern blocks are arranged in the first pattern area, and the first pattern blocks correspond to the first pixel units 110 . The patterns in the first pattern block may be arranged in a manner such as RGBG and BGRG. A plurality of color second pattern blocks are arranged in the second pattern area, and the second pattern blocks correspond to the second pixel units 210 . The patterns in the second pattern block may be arranged in RGB and BGR manners. A first compensation pattern and a second compensation pattern may be provided on the adjacent two sides of the second pattern area and the first pattern area, respectively.

The color pattern on the color filter layer is exposed to the black matrix layer, that is, the black matrix layer is provided with an opening in the area of the color pattern layer. An area corresponding to the second display area 200 on the black matrix layer is provided with a light-transmitting area, and the light-transmitting area is used to transmit external light to the under-screen camera. The second display area 200 may be provided with through holes in the projection area of the backlight module, so that light can pass through the backlight module.

An embodiment of the present disclosure provides a display panel, the display panel has a first display area 100 and a second display area 200, the first display area 100 has a plurality of first pixel units 110, and the first pixel unit 110 includes a plurality of sub-pixels, The second display area 200 has a plurality of second pixel units 210 , the pixel density of the first display area is greater than that of the second display area, and the number of sub-pixels in the second pixel unit 210 is less than that in the first pixel unit 110 Number of subpixels. A blank area can be formed in the second display area 200, and the blank area can be used for arranging light-transmitting units to realize the light entry of the under-screen camera module, which not only takes into account the light entry of the under-screen camera module but also the second The display of the display area 200 is beneficial to realize the full-screen display of the display panel in a true sense. And by disposing the compensation pixel unit 300 at the junction of the first display area 100 and the second display area 200 , the problem of chromatic aberration in the first display area 100 and the second display area 200 can be solved.

The first compensation pixel unit 310 and the second compensation pixel unit 320 can solve the problem of color shift and color difference at the junction of the second display area 200 and the first display area 100, and the first compensation pixel unit 310 and the second compensation pixel unit 310. 320 can make the sub-pixel arrangement on both sides of the second display area 200 consistent, can solve the screen window effect of the second display area 200 (camera area under the screen), and improve the display quality of the display panel.

An exemplary embodiment of the present disclosure further provides an electronic device, as shown in FIG. 8 , the electronic device includes the above-mentioned display panel 10 .

Further, the electronic device further includes a camera module, the camera module is arranged on the back of the display panel, and the camera module corresponds to the second display area.

The electronic device may include, for example, a mobile phone, a tablet computer, a television, a notebook computer, a digital photo frame, a navigator, or any other product or component with a display function.

As shown in FIG. 8 , the electronic device provided by the embodiment of the present disclosure further includes a frame 20 , a main board 30 , a battery 40 , and a back cover 50 . The display panel 10 is mounted on the frame 20 to form a display surface of the electronic device, and the display panel 10 serves as a front case of the electronic device. The back cover 50 is pasted on the frame by double-sided tape, and the display panel 10 , the frame 20 and the back cover 50 form an accommodation space for accommodating other electronic components or functional modules of the electronic device. Meanwhile, the display panel 10 forms a display surface of the electronic device, and is used for displaying information such as images and texts. The display panel 10 may be a type of display screen such as a liquid crystal display screen or an organic light emitting diode display screen.

A glass cover plate may be provided on the display panel 10 . The glass cover plate may cover the display panel 10 to protect the display panel 10 and prevent the display panel 10 from being scratched or damaged by water.

The display panel 10 may be a full screen. At this time, the display panel 10 can display information in a full screen, so that the electronic device has a larger screen ratio. The display panel 10 may have a first display area 100 and a second display area 200 . When the under-screen camera is in use, the display screen needs to transmit light. Therefore, setting a light-transmitting area in the second display area with low pixel density can increase the light transmittance. The camera module 410 may include a front camera. Functional modules such as proximity sensors can be hidden under the display panel 10 , and the fingerprint recognition module of the electronic device can be arranged on the back of the electronic device.

The frame 20 may be a hollow frame structure. The material of the frame 20 may include metal or plastic. The main board 30 is installed inside the above-mentioned accommodation space. For example, the main board 30 can be installed on the frame 20 and accommodated in the above-mentioned accommodation space together with the frame 20 . The main board 30 is provided with a ground point to realize the grounding of the main board 30 . The main board 30 may be integrated with one or more functional modules such as a motor, a microphone, a speaker, a receiver, a headphone interface, a universal serial bus interface (USB interface), a camera, a proximity sensor, an ambient light sensor, a gyroscope, and a processor. . Meanwhile, the display panel 10 may be electrically connected to the main board 30 .

The main board 30 is provided with a display control circuit. The display control circuit outputs electrical signals to the display panel 10 to control the display panel 10 to display information.

The battery 40 is installed inside the above-mentioned accommodation space. For example, the battery 40 can be mounted on the frame 20 and housed in the above-mentioned storage space together with the frame 20 . The battery 40 may be electrically connected to the main board 30 to enable the battery 40 to supply power to the electronic device. The mainboard 30 may be provided with a power management circuit. The power management circuit is used to distribute the voltage provided by the battery 40 to the various electronic components in the electronic device.

The back cover 50 is used to form the outer contour of the electronic device. The rear cover 50 may be integrally formed. During the molding process of the back cover 50 , structures such as a rear camera hole, a fingerprint identification module mounting hole and the like may be formed on the back cover 50 .

Other embodiments of the present disclosure will readily suggest themselves to those skilled in the art upon consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the present disclosure that follow the general principles of the present disclosure and include common knowledge or techniques in the technical field not disclosed by the present disclosure . The specification and examples are to be regarded as exemplary only, with the true scope and spirit of the disclosure being indicated by the appended claims.

Claims

A display panel, wherein the display panel comprises:

a first display area, the first display area has a plurality of first pixel units;

The second display area, the second display area has a plurality of second pixel units and a plurality of compensation pixel units, the pixel density of the first display area is greater than the pixel density of the second display area, the first display area The compensation pixel unit is arranged in the area between the second display area and the first display area, and the compensation pixel unit is used to compensate the first display area and the color difference of the second display area.
The display panel of claim 1, wherein the number of sub-pixels included in the first pixel unit is greater than the number of sub-pixels included in the second pixel unit.
The display panel of claim 2, wherein the first pixel unit comprises one first sub-pixel, two second sub-pixels and one third sub-pixel;

The second pixel unit includes a first sub-pixel, a second sub-pixel and a third sub-pixel.
The display panel of claim 3 , wherein the first display area comprises a plurality of rows of first pixel units, the first sub-pixels in the first pixel units in odd-numbered rows are located on the first side of the third sub-pixels, and the first pixel units in even-numbered rows are located on the first side of the third sub-pixels. In a pixel unit, the first subpixel is located on the second side of the third subpixel, and the first side and the second side are opposite.
The display panel of claim 3, wherein the first display area comprises a first sub-display area and a second sub-display area, the first sub-display area and the second sub-display area are respectively located in the On both sides of the second display area in the row direction, the area between the second display area and the first sub-display area is provided with a plurality of first compensation pixel units distributed along the column direction, the second display area and The area between the second sub-display areas is provided with a plurality of second compensation pixel units distributed along the column direction.
6. The display panel of claim 5, wherein the second display area comprises a plurality of columns of second pixel units, and the third sub-pixels in the second pixel units of odd-numbered columns are located away from the first sub-pixels and away from the first sub-pixels. On one side of a sub-display area, the third sub-pixels in the second pixel units of the even-numbered columns are located on the side of the first sub-pixel close to the first sub-display area.
The display panel of claim 5 , wherein, in a second pixel unit in a column close to the first sub-display area, the first sub-pixel is closer than a third sub-pixel in the same second pixel unit In the first sub-display area, in a row of second pixel units close to the second sub-display area, the first sub-pixel is closer to the second sub-pixel than the third sub-pixel in the same second pixel unit display area.
The display panel according to claim 6 or 7, wherein the first compensation pixel unit comprises a third sub-pixel, and the first compensation pixel unit is disposed in the second display area and the first sub-display area area in between.
The display panel according to claim 6 or 7, wherein the second compensation pixel unit comprises two second sub-pixels and one third sub-pixel, and in the second compensation pixel unit, the second sub-pixel is located in the The third sub-pixel is away from the side of the first sub-display area, and the second compensation pixel unit is arranged in an area between the second display area and the second sub-display area.
The display panel of claim 3, wherein the first sub-pixel unit is a red sub-pixel unit, the second sub-pixel unit is a green sub-pixel unit, and the third sub-pixel unit is a blue sub-pixel unit unit.
The display panel of claim 3, wherein the first sub-pixel unit is a red sub-pixel unit, the second sub-pixel unit is a yellow sub-pixel unit, and the third sub-pixel unit is a blue sub-pixel unit unit.
The display panel of claim 1, wherein the display panel comprises:

A light-emitting layer, including a first light-emitting area and a second light-emitting area, the first light-emitting area and the first pixel area overlap, the second light-emitting area and the second pixel area overlap, the first light-emitting area includes a plurality of first light-emitting units, the second light-emitting area includes a plurality of second light-emitting units, the first light-emitting units correspond to the first pixel units, the second light-emitting units and the second pixels unit corresponds.
The display panel of claim 12, wherein the display panel further comprises:

The pixel electrode layer includes a first electrode area and a second electrode area, the first electrode area and the first pixel area overlap, the second electrode area and the second pixel area overlap, the first electrode area The area includes a plurality of first electrode units, the second electrode area includes a plurality of second electrode units, the first electrode units correspond to the first pixel units, and the second electrode units correspond to the second electrode units. corresponding to the pixel unit.
The display panel of claim 12, wherein the display panel further comprises:

The driving circuit layer is provided with a pixel driving circuit, the pixel driving circuit includes a plurality of driving units, and each sub-pixel is correspondingly connected to a driving unit.
The display panel of claim 1, wherein the display panel comprises:

A color filter layer, the color filter layer includes a first pattern area and a second pattern area, the first pattern area is provided with first pattern blocks of multiple colors, the first pattern blocks and the first pixels The second pattern blocks of a plurality of colors are arranged in the second pattern area, and the second pattern blocks correspond to the second pixel units.
The display panel of claim 15, wherein the display panel further comprises:

The black matrix layer is provided with an opening, and the opening is used for exposing the first pattern block and the second pattern block.
The display panel of claim 16 , wherein a region corresponding to the second display region on the black matrix layer is provided with a light-transmitting region, and the light-transmitting region is used to transmit external light to the under-screen camera.
A display device, wherein the display device comprises:

The display panel of any one of claims 1-9;

The transparent cover plate is arranged on the light-emitting side of the display panel.
An electronic device, wherein the electronic device comprises the display device according to any one of claims 1-11.
The electronic device of claim 10, wherein the electronic device further comprises:

A camera module, the camera module is arranged on the back of the display panel, and the camera module and the second display area are correspondingly arranged.